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Regeneron Pharmaceuticals, Inc.

REGN
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0000872589

In the last 90 days, Regeneron Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 5 sales; 1,342 institutions reported holding it in 13F filings for Q2 2026, worth $57.1B in total; Southeastern Asset Management (Longleaf) is the only superinvestor holding it.

13F holders, Q1 2023

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Mar 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,196
+50 vs. Q4 2022
Shares held
99.1M
+5.03M (+5.3%) vs. Q4 2022
Total value
$76.1B
+$9.34B (+14.0%) vs. Q4 2022
New holders
131
442 more added
Sold out
81
422 more reduced

15 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting REGN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2023: 1,196 institutions
Q1 2021: 926 institutionsQ2 2021: 975 institutionsQ3 2021: 1,022 institutionsQ4 2021: 1,081 institutionsQ1 2022: 1,097 institutionsQ2 2022: 1,066 institutionsQ3 2022: 1,081 institutionsQ4 2022: 1,161 institutionsQ1 2023: 1,196 institutionsQ2 2023: 1,168 institutionsQ3 2023: 1,180 institutionsQ4 2023: 1,274 institutionsQ1 2024: 1,313 institutionsQ2 2024: 1,335 institutionsQ3 2024: 1,393 institutionsQ4 2024: 1,320 institutionsQ1 2025: 1,290 institutionsQ2 2025: 1,201 institutionsQ3 2025: 1,243 institutionsQ4 2025: 1,387 institutionsQ1 2026: 1,401 institutionsQ2 2026: 1,342 institutions
Value heldQ1 2023: $76.1B
Q1 2021: $42.3BQ2 2021: $49.6BQ3 2021: $54.5BQ4 2021: $56.9BQ1 2022: $64.5BQ2 2022: $55.0BQ3 2022: $64.0BQ4 2022: $66.9BQ1 2023: $76.1BQ2 2023: $66.2BQ3 2023: $75.1BQ4 2023: $80.3BQ1 2024: $89.3BQ2 2024: $98.9BQ3 2024: $97.5BQ4 2024: $66.6BQ1 2025: $59.0BQ2 2025: $46.9BQ3 2025: $49.0BQ4 2025: $70.7BQ1 2026: $69.8BQ2 2026: $57.1B
Institutions holding REGN and their total value by quarter
QuarterHoldersValue
Q2 20261,342$57.1B
Q1 20261,401$69.8B
Q4 20251,387$70.7B
Q3 20251,243$49.0B
Q2 20251,201$46.9B
Q1 20251,290$59.0B
Q4 20241,320$66.6B
Q3 20241,393$97.5B
Q2 20241,335$98.9B
Q1 20241,313$89.3B
Q4 20231,274$80.3B
Q3 20231,180$75.1B
Q2 20231,168$66.2B
Q1 20231,196$76.1B
Q4 20221,161$66.9B
Q3 20221,081$64.0B
Q2 20221,066$55.0B
Q1 20221,097$64.5B
Q4 20211,081$56.9B
Q3 20211,022$54.5B
Q2 2021975$49.6B
Q1 2021926$42.3B

Institutions, Q1 2023

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q4 2022.

Institutions holding REGN in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Copperwynd Financial, LLC822$675.8K0.35%+12+1.5%Added
Meridian Wealth Management, LLC822$675.4K0.06%+487+145.4%Added
Summit Trail Advisors, LLC820$673.8K0.03%+157+23.7%Added
Marshall Financial Group LLC804$660.6K0.24%+804New
Quantamental Technologies LLC798$655.7K0.35%+798New
Skba Capital Management LLC795$653.2K0.12%−50−5.9%Reduced
Moors & Cabot, Inc.794$652.4K0.04%+7+0.9%Added
Deseret Mutual Benefit Administrators790$649.1K0.26%+76+10.6%Added
Baker Avenue Asset Management, LP786$645.8K0.03%+106+15.6%Added
Callan Family Office, LLC786$645.8K0.16%+786New
FourThought Financial Partners, LLC784$644.2K0.09%−12−1.5%Reduced
Anchor Investment Management, LLC770$632.7K0.09%+38+5.2%Added
Horizon Kinetics Asset Management LLC765$628.6K0.01%+765New
Great Valley Advisor Group, Inc.764$627.9K0.03%+764New
Per Stirling Capital Management, LLC.763$626.9K0.14%−150−16.4%Reduced
JSF Financial, LLC761$625.3K0.23%+59+8.4%Added
Apollon Wealth Management, LLC760$624.5K0.04%−40−5.0%Reduced
Princeton Capital Management LLC758$622.8K0.27%−16−2.1%Reduced
Samalin Investment Counsel, LLC758$622.8K0.38%−4−0.5%Reduced
Bordeaux Wealth Advisors LLC755$620.4K0.32%+5+0.7%Added
Cyndeo Wealth Partners, LLC748$614.6K0.07%−5−0.7%Reduced
International Assets Investment Management, LLC746$613.0K0.09%−15,019−95.3%Reduced
Pinnacle Wealth Management Advisory Group, LLC746$613.0K0.08%+88+13.4%Added
Stonebridge Capital Management Inc745$612.0K0.29%00.0%Unchanged
Soltis Investment Advisors LLC742$609.5K0.08%+47+6.8%Added
Pitcairn Co741$608.9K0.06%+22+3.1%Added
Corton Capital Inc.737$605.6K0.42%+737New
Verition Fund Management LLC731$600.6K0.01%−12,941−94.7%Reduced
Schwartz Investment Counsel Inc725$595.7K0.03%00.0%Unchanged
Ashford Capital Management Inc721$592.4K0.09%00.0%Unchanged
Oppenheimer Asset Management Inc.719$590.8K0.01%−62−7.9%Reduced
Silicon Hills Wealth Management, LLC716$588.3K0.35%−1−0.1%Reduced
Dynamic Technology Lab Private Ltd716$588.0K0.05%+716New
Asset Management Resources, LLC712$585.0K0.37%−162−18.5%Reduced
Poplar Forest Capital LLC712$585.0K0.07%+344+93.5%Added
Atlas Private Wealth Advisors708$581.7K0.27%00.0%Unchanged
YHB Investment Advisors, Inc.707$580.9K0.06%−72−9.2%Reduced
Hall Private Wealth Advisors705$579.3K0.30%−202−22.3%Reduced
Sentry Investment Management LLC705$579.0K0.24%−41−5.5%Reduced
HB Wealth Management, LLC702$576.8K0.01%+154+28.1%Added
Independent Financial Group, LLC700$575.2K0.05%−67−8.7%Reduced
Wealth Alliance692$568.6K0.09%−21−2.9%Reduced
Kinneret Advisory, LLC688$565.3K0.07%−37−5.1%Reduced
ICICI Prudential Asset Management Co Ltd688$565.3K0.08%+151+28.1%Added
Tectonic Advisors LLC688$565.3K0.08%+158+29.8%Added
Kingsview Wealth Management, LLC687$564.5K0.02%−21−3.0%Reduced
Healthcare of Ontario Pension Plan Trust Fund681$559.6K0.00%+465+215.3%Added
Cim Investment Mangement Inc680$558.7K0.21%+112+19.7%Added
Connective Portfolio Management, LLC675$555.0K1.76%−1,900−73.8%Reduced
Penobscot Investment Management Company, Inc.674$553.8K0.10%−375−35.7%Reduced
Quarry LP674$553.8K0.31%+348+106.7%Added
Raymond James Trust N.A.669$549.0K0.02%+69+11.5%Added
Bryn Mawr Trust Co661$543.0K0.02%+9+1.4%Added
Phoenix Holdings Ltd.663$533.4K0.01%+663New
Conning Inc.649$533.3K0.02%−7−1.1%Reduced
Checchi Capital Advisers, LLC649$533.3K0.05%+19+3.0%Added
Monarch Capital Management Inc648$532.4K0.16%00.0%Unchanged
Circle Wealth Management, LLC647$531.6K0.08%+2+0.3%Added
Stephens Inc647$531.6K0.01%−72−10.0%Reduced
Alpha Family Trust645$530.0K0.42%+55+9.3%Added
Moneta Group Investment Advisors LLC643$528.3K0.01%+127+24.6%Added
Asahi Life Asset Management Co., Ltd.640$525.9K0.17%+640New
Harvest Fund Management Co., Ltd638$524.0K0.12%+53+9.1%Added
DuPont Capital Management Corp631$518.5K0.02%−631−50.0%Reduced
Pinnacle Wealth Planning Services, Inc.625$513.5K0.09%+2+0.3%Added
Wedbush Securities Inc618$508.0K0.03%+67+12.2%Added
Capstone Wealth Management Group, LLC618$507.8K0.56%+98+18.8%Added
Resources Investment Advisors, LLC.618$507.8K0.01%−71−10.3%Reduced
Seaport Global Advisors, LLC614$504.5K1.59%+136+28.5%Added
Valeo Financial Advisors, LLC614$504.5K0.02%+158+34.6%Added
Machina Capital S.A.S.611$502.0K0.44%+611New
Evergreen Wealth Solutions, LLC610$501.0K0.58%−32−5.0%Reduced
Personal Cfo Solutions, LLC608$499.6K0.10%+28+4.8%Added
Delphia (USA) Inc.603$495.3K0.61%+603New
Virtus Investment Advisers, Inc.601$493.8K0.35%00.0%Unchanged
Great Diamond Partners, LLC597$490.5K0.14%+4+0.7%Added
Meritage Portfolio Management595$489.0K0.04%00.0%Unchanged
South Dakota Investment Council593$487.0K0.01%00.0%Unchanged
Brown Brothers Harriman & Co591$485.6K0.00%+22+3.9%Added
Quantbot Technologies LP589$484.0K0.03%+589New
Telemus Capital, LLC581$477.4K0.04%−21−3.5%Reduced
Newman Dignan & Sheerar, Inc.578$474.9K0.15%−40−6.5%Reduced
Forum Financial Management, LP577$474.1K0.01%+9+1.6%Added
Klingenstein Fields & Co LP575$472.5K0.02%00.0%Unchanged
Nomura Holdings Inc574$471.6K0.00%+574New
Tilt Investment Management Holdings, PBC566$464.4K0.34%+72+14.6%Added
Cable Hill Partners, LLC561$461.0K0.08%+19+3.5%Added
Avitas Wealth Management LLC557$457.7K0.09%−20−3.5%Reduced
ASB Consultores, LLC554$455.2K0.18%+175+46.2%Added
Kistler-Tiffany Companies, LLC550$451.9K0.09%+191+53.2%Added
Altshuler Shaham Ltd544$447.0K0.01%−106−16.3%Reduced
IHT Wealth Management, LLC544$447.0K0.03%+17+3.2%Added
Paces Ferry Wealth Advisors, LLC544$447.0K0.36%+22+4.2%Added
Fukoku Mutual Life Insurance Co536$440.4K0.04%00.0%Unchanged
EP Wealth Advisors, LLC4,550,000$434.1K0.01%+4,548,780+372,850.8%Added
RIA Advisory Group LLC524$430.6K0.20%−18−3.3%Reduced
MinichMacGregor Wealth Management, LLC524$430.6K0.14%+450+608.1%Added
Tower Bridge Advisors517$424.8K0.03%+200+63.1%Added
OneAscent Financial Services LLC502$412.0K0.17%+76+17.8%Added
Sonora Investment Management Group, LLC500$410.8K0.04%−1−0.2%Reduced